The Innovative Products of America Professional Diesel Injector-Seat Cleaning Kit, Nos. 8090B and 8090S, are offered in brass or stainless steel. The 17-pc kit, includes helix brushes, two-stage brushes, bore brushes and Swab-EEZ. This kit is specially designed to remove rust, carbon and other debris without damage to injector-seats and bores on most light, medium and heavy duty diesel motors. The driver handle features a spring-loaded, quick-lock coupler. The 1/4" drive hex shaft allows for quick interchange of brushes, drivers, extensions, and the use of low speed drills. Also included are 400 assorted, low-lint, flexible, industrial-grade Swab-EEZ ranging from 5mm to 20mm in diameter.